External walling and cladding Expandafoam Closed Cell is used as a backing strip forMasterSeal NP 2 sealant. Most substrates only require priming if sealant will be subjected to water immersion after cure. USES Sika® BondBreaker W is used for "match-cast", "tilt-up" and "tilt-slab" constructions. In joints up to 0. Back up material controls the depth of sealant in the joint. Figure 4 shows a section of sealant removed from a failed joint. 10 WARRANTY SPEC WRITER NOTES: 1. It is applied to the casting slab to function as a bond breaker between the casting slab and the tilt-up or lift-slab panel. Increasing the width (W) of the joint and decreasing the depth (D) generally reduces. Closed cell backer rod should be about 1⁄ 8" (3 mm) larger in diameter than the width of the joint to allow for compression. To prevent the sealant adhering to the base surface or filler board, apply Bond Breaker Tape along the whole width / length of base of the joint. 2 mm) thick, and has high adhesion to steel or other structural metals. Because many backup materials act as bond breakers, a separate bond breaker material is not always required. Contact CRL Customer Service. - Gives proper shape to sealant for effective function. 03 APPLICATION A. Thick. The use of a bond breaker is not required in expansion joints containing Fosroc Hydrocell or Expancell cellular polyethylene expansion joint fillers. In addition, many backup materials also serve as bond breakers. The use of a bond breaker is not required in expansion joints containing cellular polyethylene joint filler, backing rod (Vetoflex PBR). formed joints a polyethylene bond breaker tape must be used to prevent sealant from adhering to the back face of the joint. • For a joint size larger than 1 inch, the depth should be kept to between . In acoustical applications, apply 1/4" (6 mm) minimum. G. 3. 2 of AS3740, applicable to the Class of Membrane. Good adhesion to many substrates. Bond breaker Tape is black self-adhesive. Tool as required, although minimum tooling is necessary. Masking tape When the sealant is applied in the joints, the sides of joint may be damaged by spreading of sealant. It is commonly used in applications such as expansion and contraction joints, curtain walls, construction partitions, parking decks and bridge construction. 0m / 5. The type of bond breaker required under the above mentioned. Natural bond breaker; Bitumen-free and rot-proof; POLYBOARD. Backer rods should be closed-cell polyethylene foam. Sealants. Consisting of a unique grade of rubber, the Bondbreaker Waterproofing. This clear, tough plastic tape with a clear polyethylene adhesive backing is eight mils (. Bastion 100mm x 10m Bond Breaker Waterproofing Joint Band (1) $25. Submit manufacturer's detailed technical data for materials, fabrication, and installation, including catalog cuts of bond breakers, backer rods, and accessories. ® cord must be inserted into the joint to a depth that will accommodate the depth of sealant specified. Filler: A sealant backing used behind a back-up rod. Sika Sikaflex 1A Polyurethane Elastomeric Joint Sealant And Adhesive - 20 Ounce Sausage. Backer rods are excellent at controlling the amount of sealant used or the depth of the sealant in a gap. D. Find out more. Jakarta Barat Karya inti jaya. Thioflex 600 multi-component joint sealant is based on a liquid polysulphide polymer, which when mixed and applied, cures to form a tough, rubber-like seal. Therefore, sealing joints must be considered maintenance parts which require a periodical inspection. to EN 13108-1 and mastic asphalt acc. Davco K5 Bond Breaker is a neutral cure silicone designed to be used as a bond breaker in the installation of Class II & III waterproofing membranes. When the joints are not deep enough to accept a backer rod, a polyethylene bond breaker tape should be installed. 5 inches (38 mm). Priming is typically not necessary. e. The product should be used where appearance. • Apply a 150mm wide x 1mm WFT strip of Vulkem NEM un-reinforced. 1 EXECUTING EQUIPMENT 3. Add to Cart. This is when the sealant improperly adhereds to the bottom and sides of the joint, restricting movement. Bond Breakers. Find Bastion 300ml Bond Breaker Joint Sealant at Bunnings. Thick. Color: Clear: EUCO 700: Semi-Rigid Joint Filler quantity . Mastic Sealant. 2 Joint slot surface preparation 5. Sika® Foam Backer Rod Closed Cell is manufactured from closed cell, low density, polyethylene foam. 6 m ~ 1. When the joints have been filled with fiber filled board, this must be raked back to the required depth. C. Hardie™ Joint Sealant 300ml Cartridge. NOTE 1—This legend applies to Figs. Commonly. C. • Excessive sealant depth will result in. Master Wall® System Latex Sealant as Bond the joint shall be mechanically cleaned by water or sand blasting. What’s more is that CERA-ROD is great for use with hot-applied joint sealants—it is proven not to melt, shrink, evaporate or stain. Bond breaker tape is black polypropylene tape that provides an option to break the bond of the sealant between the joints between the surfaces of the concrete. Tool as required, although minimum tooling is necessary. And fourth, it simplifies tooling. Elastomeric sealants should not adhere to the base of a joint. The ratio of joint width of sealant to depth should be 2:1, however, in all cases, the sealant must be no wider than 30mm or deeper than 5mm. ** Note: The use of a bond breaker is not required in expansion joints containing Expancell or Expandafoam cellular polyethylene joint fillers. provides a non-stick surface to prevent sealant 3-sided adhesion. - 1 - Types of bond breakers Bond breakers can be flexible sealants like silicone or polyurethane, bond breaker tapes, fabric mesh or foam rods. A WATER REPELLENT, WAX BASED BOND BREAKER MATERIAL DESCRIPTION Sika® BondBreaker W is a water repellent, wax based bond breaker material. Effective Date . CURE & TILT WB is used as a cure and bond breaker in tilt-up, lift-slab, and precast concrete construction. Sealant Backing C. Step 4: Membrane application. This clear, tough plastic tape with a clear polyethylene adhesive backing is eight mils (. Products. The maximum depth is ½” (13 mm) and the minimum is ¼ inch (6mm). Suitable for use with Bastion waterproofing membranes. Tool sealant to ensure full contact with joint walls and remove air. Follow these guidelines when placing the sealant: a. For joints greater than 1 inch (25. It is important however that the sealant/bond breaker rain screens are backed by aJoint Sealant Material To Be 8") (w +1 Tape Bond Breaker Or Crack Existing Joint Saw Cut Or Formed Joint 4"" to 1 8 1 4"" to 1 8 1 32" Max. 01 EXAMINATIONJoint dimension should allow for 1/4” minimum and 1/2” maximum thickness for sealant. In a typical joint the sealant should adhere to both opposite surfaces of the sealant slot but not to its base, leading to two sided adhesion; not three sided adhesion. to internal corners and changes in wall/wall; hob/wall junctions, pipe penetrations, tap bodies, water stops, drainage outlets or similar • Bond breaker joints must be a minimum 12mm x 12mm coved bead of sealant. For expansion joints, sealant manufacturers recommend that the contact depth should be equal to one-half the sealant joint width. Depth = ½ Width. adequate sealant support. Figure 2 The width of building expansion joints vary because of seasonal and daily changes in temperature. Bond Breaking. Minimum depthA. When you’re in need, we’re here to help!Features. Bond breakers are not required as elastomeric sealants will not bond to dura. Filler: A sealant backing used behind a back-up rod. Maintain Section format, including the UH master spec designation and version date in the center columns of the header and footer. For most effective results, dura. With a. 7. R. Ableflex will assist with reducing environmental elements such as sand and soil penetrating the expansion slot or joint. CHARACTERISTICS / ADVANTAGES Easy application by brush or sprayer Non -. A bond breaker material shall be installed prior to installation of the sealant to maintain minimum or maximum depth of sealant. All joint facings must possess an open surface texture. Easy Seal Bond Breaker is a waterproof sealing band that is used at. Acting as the required system "bond breaker", the B50 Joint Band will accommodate movement in longitudinal, lateral and transverse directions enabling high elongation, rupture resistance and up to 100% elastic. G. Where a particularly neat finish is required, mask the faceExpansion Joints - - All expansion joints must be isolated from the membrane by a minimum 12mm wide bond breaker tape that covers the entire width & length of the joint. Bond breakers should be utilized with deep joint applications. Where the joint configuration will not permit a backer rod, CHEM LINK recommends that an alternative bond breaker be used. Closed cell backer rod should be 25 % larger than joint width; do not compress more than 40 %. for all other joints. These sealants cure upon exposure to moisture in the air to form aThis product acts as a powerful bond breaker in the prevention of bottom-side sealant adhesion. e. 2. Most substrates only require priming if sealant will be subjected to water immersion after cure. Joints subjected to hydrostatic pressure must have a solid formed base to provide sealant support. Bond Breaker Tape is used in joint sealing applications to ensure sealant only adheres to two faces of the joint. Add to Cart. Sikaflex® PRO is a 1-component, moisture-curing, elastic joint sealant. The use of multiple smaller backer rods or the use of part width or cut down backer rods, will lead to premature joint failure with incorrect sealant thicknesses and excessive joint widths. 3. narrow joints. Two sided adhesion allows sealant to stretch with joint movement. Required For Construction Joints (D=Conc. This base surface can be an isolation or expansion joint filler material, concrete, backer rod, or any other base that can lead to a three-plane adhesion condition. In joints too shallow for backer rod, a bond-breaker tape should be used to prevent three sided adhesion. Features Snapshot. 94. Closed cell backer rod diameter should be larger (i. Bond breaker tapes are available in following width:15mm, 20mm, 25mm, 50mm. Tool as required to properly fill joints and force sealant against joint interfaces, maximizing bond. Most substrates only require priming if testing indicates a need. Joint dimensions should allow for 6 mm (1/4 in) minimum and 13 mm (1/2 in) maximum depth of sealant. Consult mm) and width is 1/4 in. 3. Bond Breaker Strips. Add to Cart. • APPLICATION Avoid applying sealants below 40 °F (4 °C) unless following specific instructions for cold weather caulking. In joints where polystyrene or bitumen impregnated fillers have been used, Abelflex is ideal as a bond-breaker. Bond Breaker Polyethelene Tape Black Roll used in shallow building joints to prevent 3 sided adhesion. • Mould and mildew resistant. 46. 1 Porous substrates 8 4. , 11 Saw Cut Or Formed Joint Compression Seal 16" Preformed Elastomeric 9 Not Required For Construction Joints. Compare. Sikasil®-728 SL can be used on. palette knife, masking tape, bond breaker tape, tool cleaner, paint brush for priming, helical mixing paddle and non porous surface primer. Protect surfaces with masking tape. Customer Service: 1. Product Data Sheet Show all documents. Polyethylene tape for isolating sealant and eliminating adhesion to filler boards Select PARCHEM BOND BREAKER TAPE 15MM x 66M ROLL PARCHEM BOND BREAKER TAPE 20MM x 66M ROLL PARCHEM BOND BREAKER TAPE 25MM x 66M ROLL PARCHEM BOND. 1 DESCRIPTION: A. Nitoseal SC600 may bond to the tapes and result in the failure of the joint sealant. •A thin bead of sealant (1/4" ± 1/8" Documents. Bond breaker tape: primarily a self-adhesive polyethylene or teflon material. The 2” sealant tail shall be pulled at an angle of 90° or more from the wall face until the. In this case, the use of SNAP-CAP, KOOL-ROD, or a bond-breaker tape is not necessary. Inside Corner Joint: Where substrates are abutting and no-to-minimal joint movement is anticipated , provide bond breaker tape in the corner extending no less than ” (6 mm) out from the corner in BOTH 1/4 directions (see Image 2). - An extra 900-micron (0. 2 PVC 2. Hotwire 1200W 8m² Heating Mat (0) $1008. Easy and time saving installation. Masking: Mask adjacent surfaces to prevent staining or damage by contact with sealant or primer. To ensure free movement in the joint, bond breaker tape is placed between the joint sealant and joint filler. substances such as over bond breakers or incorporating other reinforcement. 1. 2. D. Follow the manufacturer’s instructions. The round profile assists in providing the correct joint sealant profile allowing optimum movement. Waterproof – Nomaflex will not absorb water and will remain in place for years. 4. Where hydrostatic pressures are present, compression should be to approximately 40% of its original size. . D. Bond Breaker: When required, pressure-sensitive polyethylene tape, teflon tape, or other plastic tape as recommended by the sealant manufacturer for the location, to prevent bond of sealant in heel of joint. Uses: BestBond Joint Sealant permanently fills and seals cracks in concrete, stone, masonry, and most rigid surfaces. 1. PART 3 - EXECUTION 3. 000. Joints with Bond Breaker. First, backer rod acts as a bond breaker, meaning it allows the sealant to adhere to the walls of the joint and not the bottom. They can be flexible sealants in the form of liquid, spray, rods, or tapes. Consisting of a unique grade of rubber, the Bond Breaker Waterproofing Joint. Bond Breaker Tape: Catalog number 827T by C. 3 D (D=Conc. Bond height. Joint dimension of 4X anticipated movement allows proper function of high performance sealants even if applied at temperature extremes. 3M™ Bond Breaker Tape 8891 features a strong polypropylene backing with a synthetic rubber resin adhesive. From 12 mm wide to 24 mm wide the depth should be 12 mm,. 2. e. 800. 9 L) unit Code: 042A 10 (Std Gray) Code: 042ANB 10 (Neutral Base). Soft backer rod should be approximately 25% larger in diameter than the joint width. A bond breaker is therefore employed to minimise the stresses by providing bond relief and ensuring proper functionality of the membrane. Bond Breakers. bond breaker tape sealant. 94. Innovative detailing system designed for waterproofing and sealing all types of joints, junctions, and general areas subject to. Without bond breakers, the joint sealer tears apart from. Sealant backer material is available in three types: Type I, Type II, and Type III, and serves one or more of the following purposes: (1) limits the amount and depth of sealant applied to a joint, (2) acts as a barrier interface to prevent backside adhesion (bondbreaker), and (3) provides a form to assist the sealant in developing a shape factor. Special Order. Back-up Rod: A type of sealant backing. Purchase Bastion 300ml Bond Breaker Joint Sealant. Joint Sealant: Mildew-Resistant, Single-Component, nonsag, acid-curing silicone joint sealant, Greenguard certified White Lightning All Purpose Silicone Sealant. General purpose polyutherane exterior grade joint sealant. Joint Filler, Backer Rod and Breaker Tape a. A WATER REPELLENT, WAX BASED BOND BREAKER MATERIAL DESCRIPTION Sika® BondBreaker W is a water repellent, wax based bond breaker material. StorageWith a given sealant and given conditions, the shape factor of the joint will determine its performance. For window perimeter joints, such as fillet beads or angle beads around windows and doors, the minimum. $9. Davco K5 Bond Breaker is a neutral cure silicone designed to be used as a bond breaker in the installation of Class II & III waterproofing membranes. The depth of the sealant joint should be ½ the width of the joint. The Work in this Section covers all sealant and caulking materials and. PRIMING3. 4 MAINTENANCE OF SEALING JOINTS Sealing joints fulfill an important role when it comes to protecting the bond line from environmental influences or simply prevention of moisture or water ingress. " The sealant should bond only to the substrates that will be moving. Apply sealer materials using handguns or pressure equipment with proper nozzle size. Joint walls must be sound, clean, dry, frost-free, and free of oil and grease and any other contaminants. Hybrid MS Polyurethane sealant is designed for use as a bond breaking sealant as part of Crommelin liquid applied waterproofing membrane systems and is also suitable as a general purpose construction joint sealant and construction adhesive. 2 mm) thick, and has high adhesion to steel or other structural metals. Email Us. 94. 020 8524 1931. All oil, dirt, debris, paint and any other material that may be a bond breaker must be removed. Flashing at lintels and sills (shown in Figures 2 and 3, respectively) is very similar. prevent bond. Bond Breakers: A type of sealant backing. 5”use a 1:1 width to depth ratio and joints wider than . Euco 700 Sealant Calculator. This allows membrane release from the bond breaker, into a compressible medium. JOINT DIMENSIONS Joint size should not exceed 1/2" wide x 1/2" deep. Because many backup materials act as bond breakers, a separate bond breaker material is not always. The backer rod also acts as a bond breaker to keep the caulking from sticking to the bottom of the opening—called a three-sided bond—with the caulk only adhering to the sides of. PRIMINGbond breaker tape sealantaudi r8 coil pack sr20detaudi r8 coil pack sr20detA bond breaker tape is an essential component in cases where the sealant can adhere to its base surface. JOINT PREPARATION The joint surface must be clean, dry and free from oils, loose mortar, laitance, release agents and other contaminants. Thioflex 600 multi-component joint sealant is based on a liquid polysulphide polymer, which when mixed and applied, cures to form a tough, rubber-like seal. All bond breaker rods installed shall be covered by a sealant at the end of2. Closed cell backer rod should be about 1⁄ 8" (3 mm) larger in diameter than the width of the joint to allow for compression. Crommelin Bond Breaker Bandage 100mm x 50M Bond-breaker tape made of non-woven polyester fabric called Crommelin Polyfab BB is self-adhesive and intended to be installed over joints, fissures, or other places where structural movement is anticipated. 932-1. the joint and completely fill the joint without spilling the material on the surface of the pavement. joint sealing or in flooring applications such as saw cuts jointing. Visit your local store for the widest range of products. WPA MS is a single component, moisture cured silane modified hybrid sealant free of solvents and isocyanates, with a very low VOC content. A joint sealant can fail over time due to: any of the options are correct. Cork or rigid non-The bond breaker is applied in joints where walls meet floors or two walls meet in a corner. Innovative detailing system designed for waterproofing and sealing all types of joints, junctions, and general areas subject to movement. JOINT FILLERS & SEALANTS Master Format #: 07 92 16 PACKAGING 10 gal (37. minimum 12mm x 12mm coved joint. Ideally this should be accomplished by mechanical means. Innovative detailing system designed for waterproofing and sealing all types of joints, junctions and general areas subject to movement. We also provide all type of joint sealants. When a bond. Where the joint depth does not permit the use of backer-rod, a bond breaker (polyethylene strip) must be used to prevent three-sided adhesion. Dulux Avista 10L Bluestone Coloured Concrete Sealer (0) $159. 3. The round profile assists in providing the correct joint sealant profile allowing optimum movement. Wrapped Mesh Embedded in Base Coat. NOTE: Although good in principle, it is difficult to place bond breaker tape in the bottoms of the grooves such that the tape will not move during application of the sealant. Filler: A sealant backing used behind a back-up rod. No bond breaker material; therefore the joint will not. There are two major purposes of sealants in joints: (1) the sealant fills space, creating a seal, and must maintain that seal throughout the useful life of the structure. Bond breaker tape prevents adhesion to the back of shallow three-sided joints, which can cause splitting failure in the sealant. C. Add to Cart. Poor Joint Design . Where a particularly neat finish is required, mask the face edges of the joint before sealing and remove immediately after tooling is. Install tap flanges. Place bond breaker tape in the bottom of the saw cut joint after it is cleaned and dried. c. 3. SYSTEM DESCRIPTION . 2 PRIMERS 2. 3 D (D=Conc. It’s important to match the sealant contact depth to the type of joints. Let us know what you think! If you. 6144. This is to ensure a tight compressed fit. This article discusses the features of mastic sealants in the construction industry. Essential to any sealant application is a backer rod or bond breaker tape. Suitable Surfaces & Substrates. Suitable for most water-based paints. 1/4” deep (6mm X 6mm). The maximum depth is 1/2 inch (13 mm) and the minimum is 3/8 inch (10 mm). For nonmoving joints, the width to2. Dampfix Platinum Bostik Australia Pty Ltd, Level 1, 6 English Street, Essendon Fields, Victoria, 3041, Australia. Bond Breaker Tape is a polyethylene tape used to prevent 3-point adhesion in shallow caulk joints or joints where backer rod cannot be used. •A thin bead of sealant (1/4" ± 1/8"Customer Service: 1. Acceptable types of bond breakers shall. Expansion/Contraction: 50% (±25%) as per ASTM C719. b. Always use bond breaker tape or closed cell back-Joint Backing: Backer rod is necessary to control depth of sealant and provide a base for tooling pressure. Elastic reinforcement essential for the critical movements areas. If the sealant bonds in the wrong areas, it may tear or stretch to the point of failure. There are two important factors to remember when applying sealant. Bond Breaker for extra protection. When cured it forms a tough, flexible seal and bond, capable of cyclic expansion and compression movement. 94. Install approved backer rod or bond breaker tape in all joints subject to thermal movement to prevent three sided adhesion and to set the depth of the sealant at a maximum of 1/2 in. 2. 94. The maximum depth of any sealant shall be 1/2” (13mm). 605-2. Add to Cart. Joint dimension of 4X anticipated movement allows proper function of high performance sealants even if applied at temperature extremes. Featuring the central “Flexible Zone” the Aquaband can accommodate movement in longitudinal, lateral and transverse directions enabling high elongation,. The sealant must be a minimum 6mm in depth at the mid-point of the bond breaker joint and extend a minimum 6mm on either side of the joint or gap. • Install appropriate Tremco polyurethane sealant, TREMflex 50 or Dymonic 100 into the crack in the correct depth to width ratio. If using a sealant, use a scraper to flatten the corners. 2 Bond Breaker Installation 7 4. Innovative detailing system designed for waterproofing and sealing all types of joints, junctions and general areas subject to movement. Joint Width Inches (mm) Joint Depth. 2 mm) thick, and has high adhesion to steel or other structural metals. specified. Click here to access Bastion 600mL Bond Breaker and MS Joint Sealant – User Guide. 1. Discount Sealants, Caulks and Adhesives, Adhesive Sealants, NP1, SL1, Expansion Joint Sealants, Backer Rod, RV sealants, Glass Sealants, Deck and pool Sealants. to prevent joint depths from exceeding ½ in (13 mm). 000. BondThe sealant should bond only to the substrates that will be moving. The bond breaker tape stops the sealant from adhering to the surfaces and prevents three-sided adhesion. First, backer rod acts. 1-800-474-7570 [email protected]. Always use bond breaker tape or closed cell backer rod for support on horizontal joints. Add to Cart. Bastion 300ml Bond Breaker Joint Sealant (0) $9. with insufficient space in the joints to accommodate backer rod in addition to proper sealant thickness and proper sealant recess. Flexible Joint Sealant. Apply the sealant so that it is- All bond breaker joint sealant profiles must be a minimum 6mm in depth at the mid-point of the joint. 375” to 0. used. Features & Benefits . Sealant bead should be a minimum 1/4 inch (. joints from 6 mm to 12 mm wide, width and depth must be equal. 73. This clear, tough plastic tape with a clear polyethylene adhesive backing is eight mils (. Allow for proper sealant tooling. Polysulfides, silicones, and polyurethanes are examples of: high-range sealants. Rod Closed Cell provides bond breaking, assists in the control of joint depths for correct joint design and re-ducing sealant consumption. The sealant does not adhere to it, and no separate bond-breaker is required. Size: 5 Metre x 100mm Roll.